The helicopter Boeing Vertol YUH-61. Specifications. A photo.
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The helicopter Boeing Vertol YUH-61. Specifications. A photo.

The helicopter Boeing Vertol YUH-61. Specifications. A photo.

Boeing Vertol YUH-61 - military multipurpose helicopter developed in 1974, the aircraft manufacturing company «Boeing Vertol».

Boeing Vertol YUH-61 photo

The design of a military multipurpose transport helicopter Boeing Vertol YUH-61 began by American aircraft manufacturers in the 1972 year. The main purpose of the creation of this aircraft was the military order, according to which the US Armed Forces needed a multi-purpose aircraft capable of carrying people and cargo on its board, as well as being used as a means to perform special operations, etc.

In fact, the American aircraft manufacturers managed to sell the aircraft project quickly enough, it is of very great prospects for the US Armed Forces, as all basic nuances and military command requirements were taken into account and implemented in the helicopter model.

The first test trials helicopter Boeing Vertol YUH-61 were carried out by US experts in the year 1974, in this case, the aircraft has successfully passed all stages of testing. Despite this fact, the criteria of the aircraft did not meet the requirements of the US military command, in particular a helicopter «Sikorsky Aircraft» Aircraft Company was more acceptable in this respect, and therefore the interest in the project of the aircraft Boeing Vertol YUH-61 almost immediately disappeared.

Photo Boeing Vertol YUH-61

In the future, aviarazrabotchiki created on the basis of the military version of the helicopter Boeing Vertol YUH-61, civil aircraft, able to carry out the transportation of people and transportation of large loads. It was assumed that the project will be able to achieve great success, however, because of the relatively high cost of the helicopter and have not gained popularity, and therefore the project aircraft Boeing Vertol YUH-61 and could not manifest itself and was finally canceled.

Depending on the layout of the cabin on board the helicopter model Boeing Vertol YUH-61 20 can accommodate up passengers (civil version of the aircraft), and two crew members. If necessary, the aircraft can also carry out transportation on its board and bulky goods, the total weight does not exceed the maximum take-off weight of the aircraft, amounting 8 tons.

The power plant of the Boeing Vertol YUH-61 helicopter consists of two General Electric T700 gas turbine aircraft engines, each of which can develop thrust in 1540 hp, which provides the aircraft with the ability to accelerate to a maximum speed of 290 km / h, with the ability to overcome distances to 450 kilometers.

scheme Boeing Vertol YUH-61

Over the entire period of development, the American aircraft manufacturers of the company «Boeing Vertol» was built only 3 aircraft of this model.

Specifications Boeing Vertol YUH-61.

  • Crew: 2 person;
  • Capacity: 20 people (depending on configuration);
  • helicopter length: 18,5 m .;
  • The height of the helicopter: 4,72 m .;
  • The diameter of the rotor: 15 m .;
  • Weight of empty helicopter: 4425 kg .;
  • Maximum takeoff weight: 8000 kg .;
  • Cruising speed: 260 km \ h .;
  • Maximum flight speed: 290 km \ h .;
  • Maximum flight distance: 450 km .;
  • Maximum flight height: 4320 m .;
  • Powerplant: 2 × General Electric T700;
  • Power: 2 × 1540 hp

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